New manufactured flywheel for manual transmissions. Fits all 1967-68 Mercury Cougar and Ford Mustang with 289 engines with 3 or 4 speed manual transmissions. This flywheel has a 157 tooth ring gear. This flywheel will fit many other Ford small block V-8's with the 157 tooth gear.
*Note - Most 1968 and newer Cougars came with 164 tooth flywheels, and they are not compatible.